fix icon toggling off bug by removing the line that disable window animation

chrome/browser/translate/translate_manager_render_view_host_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <memory>
 #include <set>
 #include <tuple>
@@ skipping 464 matching lines @@
   }
 
   virtual void TearDown() {
     notification_registrar_.Remove(
         this,
         chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED,
         content::Source<InfoBarService>(infobar_service()));
 
     ChromeRenderViewHostTestHarness::TearDown();
     TranslateService::ShutdownForTesting();
+    translate::TranslateDownloadManager::GetInstance()->ResetForTesting();
   }
 
   void SetApplicationLocale(const std::string& locale) {
     g_browser_process->SetApplicationLocale(locale);
     translate::TranslateDownloadManager::GetInstance()->set_application_locale(
         g_browser_process->GetApplicationLocale());
   }
 
   void SimulateTranslateScriptURLFetch(bool success) {
     net::TestURLFetcher* fetcher = url_fetcher_factory_.GetFetcherByID(
@@ skipping 1314 matching lines @@
 
   // Check the bubble exists instead of the infobar.
   translate::TranslateInfoBarDelegate* infobar = GetTranslateInfoBar();
   ASSERT_TRUE(infobar == NULL);
   TranslateBubbleModel* bubble = factory->model();
   ASSERT_TRUE(bubble != NULL);
   EXPECT_EQ(TranslateBubbleModel::VIEW_STATE_TRANSLATING,
             bubble->GetViewState());
 }
 #endif  // defined(USE_AURA)